If you have more expenses than income, which is not a good way to balance your budget?

a-decrease expenses.
b-increase income.
c-borrow money with a repayment plan.
d-increase expenses.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.